serious-mindedness

Synonyms:

earnestness, seriousness, sincerity

Antonyms:

frivolity, frivolousness

the trait of being frivolous; not serious or sensible

Types:

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commitment, committedness

the trait of sincere and steadfast fixity of purpose

graveness, gravity, soberness, sobriety, somberness, sombreness

a manner that is serious and solemn

sedateness, solemness, solemnity, staidness

a trait of dignified seriousness

investment

the commitment of something other than money (time, energy, or effort) to a project with the expectation of some worthwhile result

stodginess, stuffiness

dull and pompous gravity

Type of:

trait

a distinguishing feature of your personal nature